C/CIF - Chess Interchange Format
CIF - Namebase - Site Data
<xs:group name="Site">
<xs:sequence>
<xs:element name="location" type="xs:string" minOccurs="0" maxOccurs="1"/>
<xs:element name="country" type="Country" minOccurs="0" maxOccurs="1"/>
<xs:element name="latitude" type="xs:float" minOccurs="0" maxOccurs="1"/>
<xs:element name="longitude" type="xs:float" minOccurs="0" maxOccurs="1"/>
</xs:sequence>
</xs:group>
<xs:complexType name="NSite">
<xs:sequence>
<xs:group base="Site"/>
</xs:sequence>
<xs:attribute name="id" type="NamebaseID" use="required"/>
</xs:complexType>
